Method, system, and computer-readable medium for message flood suppression after access node gateway (AN-GW) non-availability and AN-GW recovery

摘要

In accordance with one aspect, the subject matter described herein includes a system for suppressing flooding of messages after access node-gateway (AN-GW) unavailable periods and / or AN-GW recovery. The system includes a network node including at least one processor and memory. The network node includes an interface for receiving an indication of AN-GW unavailability. The AN-GW status maintainer maintains in memory a node level AN-GW status indicator indicating availability or non-availability of the AN-GW, and in response to receiving the AN-GW non-availability indicator. Set the AN-GW status indicator of to unavailable. The AN-GW status checker uses the node-level AN-GW status indicator to check the status of the AN-GW, and based on the AN-GW status determined from the node-level AN-GW status indicator, the AN-GW Suppress messaging for multiple sessions with.